1997 GMC Safari Owner's Manual - Page 220

Hazard Warning Flashers I The hazard warning flasher button is located on top of the steering column. Press the button down to make your rront and rear turn signal lamps flash on and off. Your hazard warning flashers work no matter what position your key is in, and even if the key isn't in. Your hazard warning flashers letyou warn others. They also letpolice know you have a problem. Your front and rear turn signal lamps will flash onand off. To turn off the flashers, press the button down again. When the hazard warning flashers are on, yourturn signals won't work. They also won't flash while you're braking. 5-2